/Engine/Source/Developer/DerivedDataCache/Public/DerivedDataCacheInterface.h
Prefer to use aFDerivedDataPluginInterfaceinstead of generating the key directly.
A handle that can be used for PollAsynchronousCompletion, WaitAsynchronousCompletion, and GetAsynchronousResults.
uint32 GetAsynchronous ( const TCHAR * CacheKey, FStringView DebugContext )